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Sons of Liberty Gun Works L89 5.56 Cold Hammer Half Complete Upper Receiver M4L89UPPER-14.5-CHF-556 Caliber: 5.56mm, Barrel Length: 14.5 in, w/ Free S&H

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Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
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Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
2 of 5 images
Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
3 of 5 images
Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
4 of 5 images
Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556
5 of 5 images
Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556

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Most Recent Reviews
solid sturdy construction. by AwhalesVag, Verified Owner, June 12, 2026
Beautiful piece of American manufacturing, clean finish, no blemishes, very impressed.
Read 1 Review
Caliber:
5.56mm
Barrel Length:
14.5 in
Muzzle Device:
P/W NOX9
Color:
Black
Handguard Length:
13.75 in

Code: 40W-UFH-145PRECISION-M4L89UPPER-14-5-CHF-556

MPN: M4L89UPPER-14.5-CHF-556

UPC: 644625229448

List: $1,175.00Save $58.75
$1,116.25

ATTENTION! We currently do not ship this product to P.O. Boxes, AK, CA, CT, DE, HI, MA, NJ, NY, U.S. Territories, or select Colorado locations. Please see our policies for more information or a detailed list of locations.

Product Info for Sons of Liberty Gun Works L89 5.56 Cold Hammer Half Complete Upper Receiver

If you're searching for an amazing deal for the Sons of Liberty Gun Works L89 5.56 Cold Hammer Half Complete Upper Receiver, then you've arrived at the absolute right place..image

Developed using several of the most robust and dependable substances around, these AR15 Upper Receivers from Sons of Liberty Gun Works offers you a product that will give a great deal of reliability.

Sons of Liberty Gun Works has been generating superior quality products for a number of years, and the Sons of Liberty Gun Works L89 5.56 Cold Hammer Half Complete Upper Receiver is their particular manner of showing you just how much they care.

Right here at OpticsPlanet, we ensure that it is our responsibility to obtain the most suitable solution for all your needs, and showcasing the Sons of Liberty Gun Works L89 5.56 Cold Hammer Half Complete Upper Receiver is a thing that we're delighted to offer.

Specifications for Sons of Liberty Gun Works L89 5.56 Cold Hammer Half Complete Upper Receiver:

Manufacturer: Sons of Liberty Gun Works
Caliber: 5.56mm
Barrel Length: 14.5 in
Muzzle Device: P/W NOX9
Color: Black
Handguard Length: 13.75 in
Bolt Carrier Group Included: No
Charging Handle Included: No
Magazine Included: No
Last Chance: Yes

Features of Sons of Liberty Gun Works L89 5.56 Cold Hammer Half Complete Upper Receiver

  • Barrel: Cold Hammer Forged (CHF) 5.56
  • Handguard: M4L89 DriveLock Rail
  • Note: The 13.75in rail provides a flush ''no-gap'' look with the 14.5in barrel when using the HUXWRX muzzle device

Package Contents:

  • Sons of Liberty Gun Works L89 5.56 Cold Hammer Half Complete Upper Receiver

Sons of Liberty Gun Works L89 5.56 Cold Hammer Half Complete Upper Receiver Orderable Models

List of Orderable Models

  • Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W NOX9 Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556 , MPN: M4L89UPPER-14.5-CHF-556 , UPC: 644625229448 , Code: 40W-UFH-145PRECISION-M4L89UPPER-14-5-CHF-556

Sons of Liberty Gun Works L89 5.56 Cold Hammer Half Complete Upper Receiver Unavailable & Discontinued Models

List of Unorderable Models

  • Sons of Liberty Gun Works L89 Complete Upper Half, 11.5in, 5.56 Cold Hammer Forged Barrel, 10.75in, L89 Rail, A2 Flash Hider, No BCG or CH, Black, M4L89UPPER-11.5-CHF-556 , MPN: M4L89UPPER-11.5-CHF-556 , UPC: 644625308648 , Code: 40W-UFH-145PRECISION-M4L89UPPER-11-5-CHF-556
  • Sons of Liberty Gun Works L89 Complete Upper Half, 12.5in, 5.56 Cold Hammer Forged Barrel, 11.75in, L89 Rail, A2 Flash Hider, No BCG or CH, Black, M4L89UPPER-12.5-CHF-556 , MPN: M4L89UPPER-12.5-CHF-556 , UPC: 644625008258 , Code: 40W-UFH-145PRECISION-M4L89UPPER-12-5-CHF-556
  • Sons of Liberty Gun Works L89 Complete Upper Half, 10.5in, 5.56 Cold Hammer Forged Barrel, 9.75in, L89 Rail, A2, No BCG or CH, Black, M4L89UPPER-10.5-CHF-556 , MPN: M4L89UPPER-10.5-CHF-556 , UPC: 644625271782 , Code: 40W-UFH-145PRECISION-M4L89UPPER-10-5-CHF-556
  • Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W HUX Flash Hider, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556-HUX , MPN: M4L89UPPER-14.5-CHF-556-HUX , UPC: 644625462524 , Code: 40W-UFH-145PRECISION-M4L89UPPER-14-5-CHF-556-HUX
  • Sons of Liberty Gun Works L89 Complete Upper Half, 13.9in, 5.56 Cold Hammer Forged Barrel, 13in, L89 Rail, P/W NOX9, No BCG or CH, Black, M4L89UPPER-13.9-CHF-556 , MPN: M4L89UPPER-13.9-CHF-556 , UPC: 644625280746 , Code: 40W-UFH-145PRECISION-M4L89UPPER-13-9-CHF-556
  • Sons of Liberty Gun Works L89 Complete Upper Half, 13.9in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W Huxwrx XL Flash Hider, No BCG or CH, Black, M4L89UPPER-13.9-CHF-556-XL , MPN: M4L89UPPER-13.9-CHF-556-XL , UPC: 644625204483 , Code: 40W-UFH-145PRECISION-M4L89UPPER-13-9-CHF-556-XL
  • Sons of Liberty Gun Works L89 Complete Upper Half, 14.5in, 5.56 Cold Hammer Forged Barrel, 13.75in, L89 Rail, P/W ASR Mount, No BCG or CH, Black, M4L89UPPER-14.5-CHF-556-ASR , MPN: M4L89UPPER-14.5-CHF-556-ASR , UPC: 644625232691 , Code: 40W-UFH-145PRECISION-M4L89UPPER-14-5-CHF-556-ASR
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